ZITADEL: Missing client_id binding in OIDC authorization code exchange and refresh token flows (RFC 6749 Section 4.1.3 violation)

Summary Zitadel's OAuth2 / OIDC CodeExchange and RefreshToken implementations omit a critical validation step to ensure that the requesting client matches the client that originally initiated the authorization flow. This violates RFC 6749 Section 4.1.3, which mandates that the authorization serve...

CVE-2026-22283

creationtimestamp| type| source ---|---|--- 2026-06-18 09:03:07+00:00| seen| https://infosec.exchange/users/vuldb/statuses/116770300607907622...

ALPINE-CVE-2026-55199

libssh2 through 1.11.1, fixed in commit 1762685, contains a pre-authentication denial of service vulnerability in the SSHMSGEXTINFO handler in src/packet.c that allows a malicious SSH server to cause a client CPU exhaustion loop by sending a crafted extension count value. A malicious server can s...

CVE-2026-55199 libssh2 - Pre-Authentication DoS via SSH_MSG_EXT_INFO Handler

libssh2 through 1.11.1, fixed in commit 1762685, contains a pre-authentication denial of service vulnerability in the SSHMSGEXTINFO handler in src/packet.c that allows a malicious SSH server to cause a client CPU exhaustion loop by sending a crafted extension count value. A malicious server can s...

EUVD-2026-37782

libssh2 through 1.11.1, fixed in commit 1762685, contains a pre-authentication denial of service vulnerability in the SSHMSGEXTINFO handler in src/packet.c that allows a malicious SSH server to cause a client CPU exhaustion loop by sending a crafted extension count value. A malicious server can s...

CVE-2026-55199

libssh2 through 1.11.1, fixed in commit 1762685, contains a pre-authentication denial of service vulnerability in the SSHMSGEXTINFO handler in src/packet.c that allows a malicious SSH server to cause a client CPU exhaustion loop by sending a crafted extension count value. A malicious server can s...

CVE-2026-55199

libssh2 through 1.11.1, fixed in commit 1762685, contains a pre-authentication denial of service vulnerability in the SSHMSGEXTINFO handler in src/packet.c that allows a malicious SSH server to cause a client CPU exhaustion loop by sending a crafted extension count value. A malicious server can s...

CVE-2026-55199

CVE-2026-55199 affects libssh2 up to version 1.11.1. The vulnerability lies in the SSH_MSG_EXT_INFO handler (src/packet.c), where return values from _libssh2_get_string() are unchecked. During key exchange, a malicious SSH server can set nr_extensions to 0xFFFFFFFF, causing the client to spin in ...

PT-2026-50251

Name of the Vulnerable Software and Affected Versions Trivy versions prior to 0.71.1 Description Trivy improperly trusts the org.opencontainers.image.title annotation in an OCI artifact manifest, using it as the destination filename when downloading content without proper validation or...

PT-2026-50527

Name of the Vulnerable Software and Affected Versions libssh2 versions prior to 1.11.1 Description A pre-authentication denial of service issue exists in the SSH MSG EXT INFO handler within src/packet.c. A malicious SSH server can trigger a CPU exhaustion loop on the client by sending a crafted...

USN-8438-1: OpenImageIO vulnerabilities

It was discovered that OpenImageIO incorrectly performed bounds checking when processing SGI files. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. CVE-2026-43903 It was discovered that OpenImageIO incorrectly handled run-length encoding when...

gnutls: gnutls: Information disclosure via heap overread in RSA key exchange

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret during an RSA key exchange to a server using an RSA key backed by a PKCS11 token, could trigger a short heap overread. This memory corruption vulnerability could lead to information disclosure...

CVE-2026-6039

A flaw was found in LibreOffice. This vulnerability, a heap buffer overflow, occurs when processing specially crafted DXF Drawing Exchange Format polyline files. An attacker could exploit this by convincing a user to open a malicious DXF file, which may lead to a denial of service DoS due to...

CVE-2026-2470

creationtimestamp| type| source ---|---|--- 2026-06-16 03:59:14+00:00| seen| https://infosec.exchange/users/vuldb/statuses/116757781000613357...

Check Point Gaia Operating System (sk185033)

The version of Gaia Operating System installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the sk185033 advisory. - A logic flow weakness in Remote Access and Mobile Access certificate validation in deprecated IKEv1 key exchange...

CVE-2026-36537

ThingsBoard v4.3.0.1 is vulnerable to an authentication bypass during the OAuth authorization code exchange. The application improperly trusts user-supplied identity data within the user parameter of the /login/oauth2/code/ endpoint. By manipulating the email address in this JSON object, a remote...

CVE-2026-6039 Heap buffer overflow in DXF polyline import

LibreOffice can import drawings in the DXF format used by CAD software. A heap buffer overflow existed when importing a DXF polyline. The point count taken from the file was truncated to a 16-bit value when the point buffer was sized, while the full count was used to fill it, so a polyline whose...

EUVD-2026-36734

LibreOffice can import drawings in the DXF format used by CAD software. A heap buffer overflow existed when importing a DXF polyline. The point count taken from the file was truncated to a 16-bit value when the point buffer was sized, while the full count was used to fill it, so a polyline whose...

CVE-2026-6039

CVE-2026-6039 affects LibreOffice DXF import: a heap buffer overflow occurs when importing a DXF polyline with a point count that exceeds 16-bit during buffer sizing, while the full count is used to fill the buffer. This mismatch allows writing past the end of the buffer. In fixed versions, such ...

CVE-2026-6039

LibreOffice can import drawings in the DXF format used by CAD software. A heap buffer overflow existed when importing a DXF polyline. The point count taken from the file was truncated to a 16-bit value when the point buffer was sized, while the full count was used to fill it, so a polyline whose...